Home / 948,994,700.40-1,424,342,356.20-819,748,249.20

Finding the Fourth Proportional to 948,994,700.40, 1,424,342,356.20 and 819,748,249.20

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Solution

The fourth proportional to 948,994,700.40, 1,424,342,356.20 and 819,748,249.20 is: 1,230,356,873.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,994,700.40 : 1,424,342,356.20 = 819,748,249.20 : x
  2. Step 2: Convert to fraction form
    948,994,700.40/1,424,342,356.20 = 819,748,249.20/x
  3. Step 3: Cross multiply
    948,994,700.40x = 1,424,342,356.20 × 819,748,249.20
  4. Step 4: Simplify right side
    948,994,700.40x = 1,167,602,152,756,352,768
  5. Step 5: Solve for x
    x = 1,167,602,152,756,352,768/948,994,700.40
  6. Step 6: Final answer
    x = 1,230,356,873.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.